Desk lamp



FIG. 1 is an orthogonal side view of a frame for a lamp of our new design;

FIG. 2 is a top view thereof;

FIG. 3 is a front elevational view thereof, the right, rear and left elevational views being identical to the front elevational view; and,

FIG. 4 is a bottom view thereof. 

CLAIM We claim the ornamental design for a desk lamp, as shown and described. 